SOLUTION: Gerry wants to fence a rectangular field whose area is 1200 sq.m. He has only 100 meters of fencing so he decided to fence only the three sides of the rectangle letting the wall be

Algebra.Com
Question 893152: Gerry wants to fence a rectangular field whose area is 1200 sq.m. He has only 100 meters of fencing so he decided to fence only the three sides of the rectangle letting the wall be the fourth side. How wide should the rectangle be?
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
x and y dimensions.
Using 1*x and 2y for the fencing length, this length is x+2y.
, and .

Either x or y could be considered length or width. Solve for both and decide which goes by the name you want. Two equations in two unknowns; so solving should be no trouble. Say if otherwise.
Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!

Gerry wants to fence a rectangular field whose area is 1200 sq.m. He has only 100 meters of fencing so he decided to fence only the three sides of the rectangle letting the wall be the fourth side. How wide should the rectangle be? 


Side parallel to wall can be  m, while other 2 sides can be  m each

OR

Side parallel to wall can be  m, while other 2 sides can be  m each 

RELATED QUESTIONS


Gerry wants to fence a rectangular field whose area is 1200 Sq m. He has only 100 meters... (answered by ikleyn)

Jack wants to fence a rectangular field whose area is 1200 sq.m. He has only 100 meters... (answered by josgarithmetic)

Gery wants to fence a rectangular field whose area is 1200 sq.m. He has only 100 meters... (answered by MathLover1,fractalier)

Calvin wants to fence off a rectangular playground beside an apartment building. the... (answered by TimothyLamb)

A rancher has 1200 m of wire fencing, and he wants to use this to fence off the largest... (answered by Alan3354,ikleyn)

A farmer has 2400 feet of fencing and wants to fence off a rectangular field that borders  (answered by Fombitz)

A farmer has enough money to build only 100 meters of fence. What are the dimensions of... (answered by bucky)

Peter’s farm has 160 meters of fencing, and he wants to fence a rectangular field that... (answered by ikleyn)

Peter’s farm has 160 meters of fencing, and he wants to fence a rectangular field that... (answered by ikleyn)